diff --git a/.gitmodules b/.gitmodules
index 9518b8f..f0e2d8e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
 [submodule "deps/SDL"]
 	path = deps/SDL
-	url = https://github.com/libsdl-org/SDL
+	url = https://github.com/libsdl-org/SDL.git
 [submodule "deps/glbinding"]
 	path = deps/glbinding
 	url = https://github.com/cginternals/glbinding.git